PERBEDAAN INTELLIGENCE QUOTIENT (IQ) PADA GONDOK GRADE IA DAN IB PADA SISWA-SISWI SEKOLAH DASAR USIA 9-10 TAHUN DI SDN DARSONO I, II, DAN III KECAMATAN ARJASA KABUPATEN JEMBER

Abstract

IDD (Iodine Deficiency Disorder) is a serious problem for society, one effect is to influence children's learning abilities such as low IQ. Enlarged thyroid gland consists of grade IA, IB, II, and III. But often encountered in primary school age children is enlargement of grade IA and IB. SDN Darsono is an area in the district who have TGR (Total Goiter Rate) 57,1% and classified as heavy endemitas. The purpose of this study was to determine the difference Intellegence Quotient (IQ) in goiter grade IA and IB in primary school students aged 9-10 years old at the SDN Darsono I, II, and III District Arjasa Jember Regency. This study used an observational analytic design with cross sectional method. Technics sample using stratified random sampling technique, in order to obtain the number of samples were 63, with 39 samples for grade IA, and 24 samples for grade IB. IQ measurement and analysis of data using the CFIT (Culture Fair Intelligence Test) this empirically using Independent T-Test with an alpha of 0,05. The manifestation of this result is p value less than 0,05 (p<0,05). This research obtains the result that there are IQ differences between grade IA and IB, with the difference in the average value of 22 points